CN100385526C - 光盘装置及其跟踪控制方法 - Google Patents

光盘装置及其跟踪控制方法 Download PDF

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Publication number
CN100385526C
CN100385526C CNB2005100558733A CN200510055873A CN100385526C CN 100385526 C CN100385526 C CN 100385526C CN B2005100558733 A CNB2005100558733 A CN B2005100558733A CN 200510055873 A CN200510055873 A CN 200510055873A CN 100385526 C CN100385526 C CN 100385526C
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CN
China
Prior art keywords
tracking
tracking error
signal
error signal
circuit
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Fee Related
Application number
CNB2005100558733A
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English (en)
Chinese (zh)
Other versions
CN1670842A (zh
Inventor
小仓正则
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Renesas Electronics Corp
Original Assignee
NEC Corp
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by NEC Corp filed Critical NEC Corp
Publication of CN1670842A publication Critical patent/CN1670842A/zh
Application granted granted Critical
Publication of CN100385526C publication Critical patent/CN100385526C/zh
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B7/00—Recording or reproducing by optical means, e.g. recording using a thermal beam of optical radiation by modifying optical properties or the physical structure, reproducing using an optical beam at lower power by sensing optical properties; Record carriers therefor
    • G11B7/08—Disposition or mounting of heads or light sources relatively to record carriers
    • G11B7/09—Disposition or mounting of heads or light sources relatively to record carriers with provision for moving the light beam or focus plane for the purpose of maintaining alignment of the light beam relative to the record carrier during transducing operation, e.g. to compensate for surface irregularities of the latter or for track following
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B7/00—Recording or reproducing by optical means, e.g. recording using a thermal beam of optical radiation by modifying optical properties or the physical structure, reproducing using an optical beam at lower power by sensing optical properties; Record carriers therefor
    • G11B7/08—Disposition or mounting of heads or light sources relatively to record carriers
    • G11B7/09—Disposition or mounting of heads or light sources relatively to record carriers with provision for moving the light beam or focus plane for the purpose of maintaining alignment of the light beam relative to the record carrier during transducing operation, e.g. to compensate for surface irregularities of the latter or for track following
    • G11B7/0901—Disposition or mounting of heads or light sources relatively to record carriers with provision for moving the light beam or focus plane for the purpose of maintaining alignment of the light beam relative to the record carrier during transducing operation, e.g. to compensate for surface irregularities of the latter or for track following for track following only
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B7/00—Recording or reproducing by optical means, e.g. recording using a thermal beam of optical radiation by modifying optical properties or the physical structure, reproducing using an optical beam at lower power by sensing optical properties; Record carriers therefor
    • G11B7/08—Disposition or mounting of heads or light sources relatively to record carriers
    • G11B7/085—Disposition or mounting of heads or light sources relatively to record carriers with provision for moving the light beam into, or out of, its operative position or across tracks, otherwise than during the transducing operation, e.g. for adjustment or preliminary positioning or track change or selection

Landscapes

  • Optical Recording Or Reproduction (AREA)
  • Moving Of The Head For Recording And Reproducing By Optical Means (AREA)
CNB2005100558733A 2004-03-16 2005-03-16 光盘装置及其跟踪控制方法 Expired - Fee Related CN100385526C (zh)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2004074629A JP4079902B2 (ja) 2004-03-16 2004-03-16 光ディスク装置とそのトラッキング制御方法
JP2004074629 2004-03-16

Publications (2)

Publication Number Publication Date
CN1670842A CN1670842A (zh) 2005-09-21
CN100385526C true CN100385526C (zh) 2008-04-30

Family

ID=34986131

Family Applications (1)

Application Number Title Priority Date Filing Date
CNB2005100558733A Expired - Fee Related CN100385526C (zh) 2004-03-16 2005-03-16 光盘装置及其跟踪控制方法

Country Status (5)

Country Link
US (1) US7397736B2 (ja)
JP (1) JP4079902B2 (ja)
KR (1) KR20060043528A (ja)
CN (1) CN100385526C (ja)
DE (1) DE102005009778A1 (ja)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7899135B2 (en) * 2005-05-11 2011-03-01 Freescale Semiconductor, Inc. Digital decoder and applications thereof
US7894560B2 (en) * 2005-09-22 2011-02-22 Freescale Semiconductor, Inc. Pilot tracking module operable to adjust interpolator sample timing within a handheld audio system
US7697912B2 (en) * 2005-09-22 2010-04-13 Freescale Semiconductor, Inc. Method to adjustably convert a first data signal having a first time domain to a second data signal having a second time domain
JP5186932B2 (ja) * 2008-01-28 2013-04-24 ソニー株式会社 信号値保持装置、信号値保持方法、信号値制御システム、信号値制御方法、再生装置、および再生方法
US7863968B1 (en) * 2008-11-07 2011-01-04 Altera Corporation Variable-output current-load-independent negative-voltage regulator

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0863767A (ja) * 1994-08-19 1996-03-08 Hitachi Ltd 光情報記録再生装置および光ディスク
CN1309392A (zh) * 1999-09-16 2001-08-22 三星电子株式会社 误差信号检测装置和再现信号检测装置
JP2002269775A (ja) * 2001-03-09 2002-09-20 Sanyo Electric Co Ltd 光ディスク装置
US6606286B1 (en) * 1998-01-05 2003-08-12 Mitburri Electric Co., Ltd Tln signal generating apparatus used in optical disc drive and optical disc drive equipped with the apparatus, and optical disc drive equipped with amplitude adjusting apparatus for tracking error signal

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4408314A (en) * 1980-02-29 1983-10-04 Tokyo Shibaura Denki Kabushiki Kaisha Record/playback track tracking servo
JPS63291223A (ja) 1987-05-22 1988-11-29 Nec Corp 光ディスク装置のトラッキングはずれ検出装置
JP3622986B2 (ja) * 1991-07-16 2005-02-23 ソニー株式会社 デイスク記録装置
JPH09288832A (ja) 1996-04-22 1997-11-04 Toshiba Corp トラッキングエラー信号生成回路
KR100291558B1 (ko) 1997-12-29 2002-06-26 윤종용 트래킹밸런스자동조정방법및그장치
JPH11213412A (ja) 1998-01-28 1999-08-06 Mitsumi Electric Co Ltd トラッキングエラー信号の振幅調整装置および光ディスク装置
US6567372B2 (en) * 1998-07-15 2003-05-20 Matsushita Electric Industrial Co., Ltd. Optical disk and optical disk apparatus with tracks and grooves
KR20000061687A (ko) * 1999-03-30 2000-10-25 구자홍 광 디스크 재생배속 제어장치 및 제어방법
WO2003077248A1 (fr) * 2002-03-11 2003-09-18 Matsushita Electric Industrial Co., Ltd. Appareil de traitement de signal et procede de traitement de signal

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0863767A (ja) * 1994-08-19 1996-03-08 Hitachi Ltd 光情報記録再生装置および光ディスク
US6606286B1 (en) * 1998-01-05 2003-08-12 Mitburri Electric Co., Ltd Tln signal generating apparatus used in optical disc drive and optical disc drive equipped with the apparatus, and optical disc drive equipped with amplitude adjusting apparatus for tracking error signal
CN1309392A (zh) * 1999-09-16 2001-08-22 三星电子株式会社 误差信号检测装置和再现信号检测装置
JP2002269775A (ja) * 2001-03-09 2002-09-20 Sanyo Electric Co Ltd 光ディスク装置

Also Published As

Publication number Publication date
JP2005267682A (ja) 2005-09-29
CN1670842A (zh) 2005-09-21
US20050207291A1 (en) 2005-09-22
US7397736B2 (en) 2008-07-08
KR20060043528A (ko) 2006-05-15
DE102005009778A1 (de) 2005-11-03
JP4079902B2 (ja) 2008-04-23

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SE01 Entry into force of request for substantive examination
C14 Grant of patent or utility model
GR01 Patent grant
ASS Succession or assignment of patent right

Owner name: RENESAS ELECTRONICS CO., LTD.

Free format text: FORMER OWNER: NEC CORP.

Effective date: 20101119

C41 Transfer of patent application or patent right or utility model
TR01 Transfer of patent right

Effective date of registration: 20101119

Address after: Kanagawa, Japan

Patentee after: Renesas Electronics Corporation

Address before: Kanagawa, Japan

Patentee before: NEC Corp.

CP02 Change in the address of a patent holder

Address after: Tokyo, Japan

Patentee after: Renesas Electronics Corporation

Address before: Kanagawa, Japan

Patentee before: Renesas Electronics Corporation

CP02 Change in the address of a patent holder
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20080430

Termination date: 20190316

CF01 Termination of patent right due to non-payment of annual fee